| What it does | Merge, compress and edit PDFs in your browser without uploading
| Read papers. Keep what you learn.
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Freemium
| Freemium
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| Pricing | Core tools: Free. BytesPDF Pro: $9.99/month for target-size compression, batch rename and rotate, folder import, local OCR and digital signatures.
| Free: desktop app and self-hosted server. Lite: $2/month or $20/year. Plus: $5/month or $50/year. Pro: $20/month or $200/year.
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| Key features | - PDF compression with image-focused presets
- Merge up to 20 PDFs on desktop or 10 on mobile
- Edit PDF with text and marks
- Digital PDF signatures with PKCS#7
- Password protect PDFs with AES-256 encryption
- OCR to make scans searchable
- Redact text or draw boxes on PDFs
- Team Workspace with activity feed
| - Highlight, draw, and annotate on PDFs with every mark becoming a note
- Outliner with live Markdown and LaTeX for mathematical notation
- AI chat to ask questions about papers with cited answers
- Full-library search across notes, highlights, and all PDFs
- Shared workspaces with live cursors and comments for collaboration
- Works offline on iPad, Android, and desktop with automatic sync
- Integrations with Zotero, Obsidian, Logseq, and Notion
- Browser extension for one-click saving papers with metadata
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| What makes it different | - All processing happens in your browser; PDFs never uploaded to servers
- No account, signup, email or watermark required
- Clear, published file limits (150 MB desktop, 50 MB mobile)
- 18 tools for compression, merging, conversion, OCR, security and collaboration
- Transparent comparisons with competitors on data handling
| - Self-hosted option with one Docker image for full control over data
- Live math support with Markdown and LaTeX directly in outliner notes
- Works on any device: Windows, macOS, Linux, iPad, Android, and browsers
- No vendor lock-in with SQLite files and export at any time
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 18 ● no change since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 0 | 0 |
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| Citation Flow (Majestic) | 11 | 9 |
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| Referring domains (Majestic) | 9 | 1 |
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BytesPDF
Gamma PDF